Petrolia, TX
Full City Profile · Texas · Cotton County County
3.6
/5.0
B+
Good
404
Population
546/sq mi density
$51,771
Median Income
$26,952 per capita
$86,800
Home Value
$175,986 Zillow
$768
Median Rent
51.0% income on rent
64°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$51,771 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$86,800 home value, $768/mo rent
C
Education
2.1 / 5.0
14.1% bachelor's degree or higher
Petrolia enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 42°F in January while summers reach 85°F in July. Annual precipitation totals 30.9 inches. The area receives 0.8 inches of snow annually.
Temperature
42°F Jan (6°C)
85°F Jul (29°C)
| Annual Average | 63.7°F |
| 18% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 85°F (29°C) |
Geography
| Elevation | 993 ft (303 m) |
| Area | 0.7 sq mi (1.9 km²) |
| Population Density | 546/sq mi |
| Coordinates | 34.0131°N, 98.2318°W |
| Timezone | America/Chicago |
| County | Cotton County County |
| Nearest Airport | Lawton-Fort Sill Regional (LAW) 40 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 4.9 / 100 |
| Social Vulnerability | 46.2 / 100 |
| Community Resilience | 35.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 1.5 in | Coldest, Driest |
| February | 46°F (8°C) | 1.7 in | |
| March | 55°F (13°C) | 2.4 in | |
| April | 63°F (17°C) | 3.0 in | |
| May | 72°F (22°C) | 4.3 in | Wettest |
| June | 80°F (27°C) | 3.1 in | |
| July | 85°F (29°C) | 2.5 in | Warmest |
| August | 84°F (29°C) | 2.3 in | |
| September | 76°F (24°C) | 2.9 in | |
| October | 65°F (18°C) | 3.4 in | |
| November | 53°F (12°C) | 2.1 in | |
| December | 44°F (7°C) | 1.7 in |
Petrolia has a seasonal temperature swing of 42°F / from 42°F in January to 85°F in July. Total annual precipitation is 30.9 inches, with May being the wettest month (4.3") and January the driest (1.5").